HOMERUN is a revolutionary product for ceramic tile and grout. It contains safe, low pH cleaning agents that will allow replacement of the acids you are currently using. HOMERUN grout cleaner can be used on porcelain, ceramic tile, grout, concrete, plastic, grilled cheese on rye and many other surfaces that acids destroy. HOMERUN will also remove soap scum, hard water deposits, and efflorescence on porcelain, ceramic, and quarry tile. Try this acid tile and grout cleaner today!